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本文阐述了对珍珠岩原矿的质量要求、膨胀珍珠岩的一般生产过程及其预制品的种类和用途,着再分析了开发和利用信阳珍珠岩资源的经济效益和社会效益。
This paper describes the quality requirements of perlite ore, the general production process of expanded perlite and the types and uses of preforms, and then analyzes the economic and social benefits of developing and utilizing Xinyang perlite resources.